商品描述
SekonicSpeedmaster L-858D-U is the world's firstmulti-function, multi-brand wireless triggering light meter. It is the first ofits kind capable of measuring flash duration and brief flash bursts like youfind from HSS (High Speed Sync) for precision flash control.
Features：
CatalogNumbers
US Catalog Info：401-858 (US - Designated L-858D-U, English)
International Catalog：
JY11 (CE and Canada - Designated L-858D,European)
JY1G (China and Taiwan - Designated L-858D,Chinese)
MeteringType
Sensor：SPD
Measuring System：Exposure Meter Incident light: Swivel head, lumidisc retractableReflected light: Switching, 1 deg. Spot
MeasuringRange and Modes
Measuring Modes Ambient Light：T priority, F priority, TF priority, HD_CINE (T priority), CINE (f/spriority), Lux/FC, Cd/m2/FL
Measuring Modes Flash：Cordless, Cord-in (PC), Radio triggering (with optionaltransmitters), Multiple cumulative flash, HSS, Flash duration analysis.
Measuring Range (ISO 100) Ambient IncidentLight：
－-5 to 22.9 EV
－0.1 to 2,000,000 lx
－0.01 to 180,000 fc
Measuring Range (ISO 100) Ambient ReflectedLight：
－-1 to 24.4EV
－0.1 to 980,000 cd/m2
－0.03 to 290,000 fl
Measuring Range Flash Incident Light：F0.5 to F161.2(=128.9)
Measuring Range Flash Reflected Light：F1.0 to F161.2(=128.9),
ISO Range：ISO 3 to ISO13,107,200 + ISO 850
Aperture Range (Ambient Light) ：F0.5 to 161.2(=128.9) in 1, 1/2, 1/3 step (Analog Scale: F1.0 to F90in 1/3 step)
Aperture Range (Flash Light) ：F0.5 to 161.2(=128.9) in 1, 1/2, 1/3 step (Analog Scale: F1.0 to F90in 1/3 step)
Shutter Speeds Range (Ambient Light) ：30m to 1/64,000s in 1, 1/2, 1/3 step (Analog scale: 4s to 1/2,000sin 1/3 step)
Shutter Speeds Range (Flash Light) ：30m to 1/16,000s in 1, 1/2, 1/3 step
Flash Duration Range (Flash Light) ：1/40 to 1/55,500s（25ms to 18us) from0.1. to 0.9 (in 0.1 steps)
Frame Rate Range (Ambient Light) ：1 to 1,000 f/s plus other 20 settings (customized from 0.001 to99,999.999)
Shutter Angles Range (Ambient Light) ：1 to 358 deg. plus other 20 settings (customized from 0.001 to 360)
EV Range (Ambient Light) ：Incident light: EV-73.9 to EV103.8 Reflected light: EV-69.9 toEV105.3
Exposure Profile：Yes
Memory：Yes (9 times) bothincident and reflected light
Contrast/Comparison Function：Yes (+/-9.9EV in 1/10 step)
Radio System：OptionalTransmitters with RT-3PW - PocketWizard (433MHz), RT-20PW - PocketWizard(344MHz), RT-EL/PX - Elinchrom EL-Skyport/Phottix (2.4GHz), RT-BR - broncolorRFS 2/2.1/2.2 and RT-GX - Godox/Flashpoint (2.4GHz)
Flash vs Ambient Analyzing：Yes (in 10% step)
Filter Compensation：Yes (--20 to +20EV, preset 30 type)
Exposure Compensation：Yes (-9.9 to +9.9 EV, in 0.1 step)
Calibration Compensation：Yes (-1.0 to +1.0 EV, in 0.1 step)
Custom Settings：Yes (17 custom settings 18 custom settings when transmitter soldseparately is installed)
Physical
Water Resistance：Yes
Diopter Adjustment：Yes (-1 to 2.5 D)
Tripod Socket：Yes
Operating Temperature：-10 to 50 deg. C
Storage Temperature：-20 to 60 deg. C
Power source：1.5V x 2 (AAbattery)
LCD：2.7" color dotmatrix touch panel LCD
LCD Backlight：Yes
Weight (lbs.) ：0.00
Product Depth Inches：6.90
Product Width Inches：3.70
Product Height Inches：1.90
Product Depth Centimeters：17.60
Product Width Centimeters：9.40
Product Height Centimeters：4.90
ItemIncludes
●Lens Cap
●Strap
●Soft Case
●Start up guide
●Anti-glare film
●Safety Precaution
